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Type: galaxy, SBbc
Mag: B=14, V=?
Size: 1.621′ x 1.023′
Synonyms: H III-489
Discovered in 1785 by William Herschel with an 18.7-inch f/13 speculum telescope. He called it "vF, S, lbM."
The RNGC (Sulentic and Tifft 1973) notes that this is a 14.0 mag galaxy. Their coded description reads SLEL,BM,DKPCHS NR CT.
Steve Coe, using a 13" f/5.6, notes: "Faint, small, round, little brighter in the middle at 220X."
15cm - not vis.
25cm - sm, fairly f, like N5017 in Vir. non*ar core. overall size 30", circ.
suspected @ 90x, good @ 180x.
30cm - f, roundish, and sm @ 125x. elong E-W?, sl concen, 1' diam. 250x: vf
*ar nuc is usually vis, but otherwise hardly concen. 5Jun1983, USNO.
16-inch f/10 SCT (280x)
Slightly elongated E-W, situated in a tri-angle of 8 magnitude stars but very faint and small.
The Messier objects
The Bennett objects
The Caldwell list
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